Top Midday Gainers

01:36 PM EDT, 10/28/2026 (MT Newswires) -- Ultralife (ULBI) shares soared 145% after EnerSys (ENS) said late Tuesday it has agreed to acquire the company for $16.00 per share in cash. Intraday trading volume surged to over 1.75 million from a daily average of about 50,000. Genmab (GMAB) said Wednesday its phase 3 trial of petosemtamab plus pembrolizumab met both primary endpoints, and it plans to engage with global regulatory authorities. Shares surged 30% as intraday trading volume jumped to over 20.0 million from a daily average of roughly 3.3 million. OrthoPediatrics (KIDS) said it has received clearance from the US Food and Drug Administration for its Femur Retrograde Nail System and completed the first procedures using the system. The company also raised its 2026 revenue guidance to $270.0 million to $273.0 million from $265.0 million to $269.0 million as it reported its Q3 results. Shares rose 26%, with intraday trading volume of more than 754,000 against a daily average of about 233,000. Price: 15.62, Change: +9.26, Percent Change: +145.60